On January 1, 2020 ABAC Farms purchased a machine for $50,000 with a $10,000 salvage value with a 5 year life. The machine is rated to produce 80,000 units over the course of its life. Assuming that the machine was kept for 5 full years and produced 80,000 units. Which method of depreciation will produce the largest amount of depreciation over the machine's life?
O Straight line
O Double declining balance
O Units of production
O All of the will produce the same amount of depreciation